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/*******************************************************************************
* Copyright (c) 2012 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0, which accompanies this distribution
* and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Contributors:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.jpa.ui.internal.handlers;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jpt.common.core.internal.utility.PlatformTools;
import org.eclipse.jpt.jpa.core.JpaProject;
import org.eclipse.jpt.jpa.ui.JpaPlatformUi;
import org.eclipse.ui.handlers.HandlerUtil;
/**
* See org.eclipse.jpt.jpa.ui/plugin.xml
*/
public class GenerateEntitiesHandler extends AbstractHandler
{
public Object execute(ExecutionEvent event) throws ExecutionException {
JpaProject jpaProject = null;
ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
if (selection instanceof IStructuredSelection) {
Object selectedObject = ((IStructuredSelection) selection).getFirstElement();
jpaProject = this.adaptSelection(selectedObject);
}
if (jpaProject != null) {
this.generateEntities(jpaProject, (IStructuredSelection)selection);
}
return null;
}
protected void generateEntities(JpaProject project, IStructuredSelection selection) {
this.getJpaPlatformUi(project).generateEntities(project, selection);
}
private JpaProject adaptSelection(Object selectedObject) {
return PlatformTools.getAdapter(selectedObject, JpaProject.class);
}
private JpaPlatformUi getJpaPlatformUi(JpaProject project) {
return (JpaPlatformUi) project.getJpaPlatform().getAdapter(JpaPlatformUi.class);
}
}
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